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Unionidae
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Species & Genus Richness offreshwater musselsby Taxonomy
Species & Genus Richness offreshwater bivalves by Family
Summary
North America
Central America
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Afrotropics
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Species Richness & Endemism offreshwater mussels by Geography
Data last updated Thu 22 January 2026
[author ?]. 1957. Zentrabl. Geol. Paläont. (1957) 2.
[author ?], 1957. Zentrabl. Geol. Paläont. (1957) 2: 137. (error for Nippononaia Suzuki, 1941)Type species: Unio (Nippononaia) ryosekiana Suzuki, 1941 = Nippononaia ryosekiana